With hundreds of thousands of miles’ worth of Mexican territory now in the hands of the United States, many were concerned with how the government would go about handling slavery. A Northern abolitionist, Benjamin Lundy claimed the war was fought to, “wrest the large and valuable territory of Texas from the Mexican Republic in order to reestablish the SYSTEM OF SLAVERY; to open and vast and profitable SLAVE-MARKET.” This was largely the concern of many Northerners who feared the expansion of slavery, and subsequent expansion of Southern power. A congressman proposed the Wilmot Proviso, which “proposed outlawing slavery in all territories acquired from Mexico so the South could not profit from the war.” Though this passed in the house, many southerners in the Senate immediately shot it down. With its new land claims, especially the territory of Texas, many Southerners rallied for Texas to become a slave state, to the dismay of Northerners. From admitting that annexing Texas would only further sectional division between the North and South, to facilitating the idea that “The North may then choose between the Union with Texian Independence- with the establishment of Slavery above the reach of fanaticism-and no Union.” Well aware of the repercussions granting Texas its statehood would have on the state of the Union, the South is giving the North an ultimatum; Annex Texas as a slave state or be driven to